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Model comparison

Claude Haiku 4.5 vs Ling 2.6 Flash

Data verified

Head-to-head evidence from 0 shared benchmark results across 0 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.

No sourced benchmark result is currently shared by both models. This page therefore compares only the available metadata, pricing, and runtime rows; it does not name a quality winner.
56.58/100
Margin
12.7pts
← winning
InclusionAI
43.87/100
1 category wins0 category wins

Public leaderboard positions: Claude Haiku 4.5 #77 (Estimated); Ling 2.6 Flash #154 (Estimated). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.

Evidence parity. Claude Haiku 4.5 and Ling 2.6 Flash share 0 comparable benchmark results. 1 of 8 categories are comparable. 5 results are unique to Claude Haiku 4.5; 18 to Ling 2.6 Flash.

Updated July 21, 2026
Shared results
0
Claude Haiku 4.5 only
5
Ling 2.6 Flash only
18
Comparable categories
1 / 8

Pick Claude Haiku 4.5 if you want the stronger benchmark profile. Ling 2.6 Flash only becomes the better choice if you need the larger 262K context window.

Confidence note. This is a partial-evidence comparison with 0 shared benchmark results across 0 evidence categories; 1 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.

Why this result

Claude Haiku 4.5 is clearly ahead on the BenchAlign aggregate, 56.58 to 43.87. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Claude Haiku 4.5's sharpest advantage is in coding, where it averages 73.3 against 27.

Ling 2.6 Flash gives you the larger context window at 262K, compared with 200K for Claude Haiku 4.5.

Operational comparison

Runtime and commercial metrics are compared only when both models have a complete sourced value.

MetricClaude Haiku 4.5Ling 2.6 FlashComparison
Input / output priceUSD per 1M tokensClaude Haiku 4.5$1 input / $5 outputLing 2.6 FlashNot availableA complete price comparison is not available.
Generation speedtokens per secondClaude Haiku 4.5Not availableLing 2.6 Flash209.5 tok/sA complete speed comparison is not available.
First-answer latencyseconds to first tokenClaude Haiku 4.5Not availableLing 2.6 Flash1.07 sA complete latency comparison is not available.
Context windowmaximum listed tokensClaude Haiku 4.5200KLing 2.6 Flash262KLing 2.6 Flash lists the larger context window.

Benchmark Deep Dive

Agentic
BenchmarkClaude Haiku 4.5Ling 2.6 FlashResult
JobBenchSource 16.0%Not comparable
τ²-bench resultsSource 86%Not comparable
GDPval-AASource 2.2%Not comparable
GDPval-AASource 545Not comparable
AA Agentic IndexSource 2.3%Not comparable
CodingClaude Haiku 4.5 wins
BenchmarkClaude Haiku 4.5Ling 2.6 FlashResult
SWE-bench VerifiedSource 73.3%Not comparable
SciCodeSource 27%Not comparable
AA Coding IndexSource 25.3%Not comparable
AA-SciCodeSource 27.1%Not comparable
Reasoning
BenchmarkClaude Haiku 4.5Ling 2.6 FlashResult
AA-LCRSource 25.0%Not comparable
CritPtSource 0.0%Not comparable
Knowledge
BenchmarkClaude Haiku 4.5Ling 2.6 FlashResult
Artificial Analysis Intelligence IndexSource 14.1%Not comparable
GPQASource 59%Not comparable
AA-GPQA DiamondSource 59.3%Not comparable
AA-HLESource 6.2%Not comparable
AA-Omniscience IndexSource -65.7%Not comparable
AA-Omniscience AccuracySource 15.4%Not comparable
AA-Omniscience Hallucination RateSource 95.8%Not comparable
Math
BenchmarkClaude Haiku 4.5Ling 2.6 FlashResult
FrontierMath v2 (Tiers 1-3)Source 5.903%Not comparable
FrontierMath v2 (Tier 4)Source 2.083%Not comparable
Multimodal
BenchmarkClaude Haiku 4.5Ling 2.6 FlashResult
Design Arena WebsiteSource 1152Not comparable
Inst. Following
BenchmarkClaude Haiku 4.5Ling 2.6 FlashResult
IFBenchSource 57%Not comparable
AA-IFBenchSource 57.4%Not comparable
Frequently Asked Questions (2)

Which is better, Claude Haiku 4.5 or Ling 2.6 Flash?

Claude Haiku 4.5 is ahead on BenchLM's BenchAlign leaderboard, 56.58 to 43.87.

Which is better for coding, Claude Haiku 4.5 or Ling 2.6 Flash?

Claude Haiku 4.5 has the edge for coding in this comparison, averaging 73.3 versus 27. Ling 2.6 Flash stays close enough that the answer can still flip depending on your workload.

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Last updated: July 21, 2026

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